他膝关节韧带拉伤了。He suffered torn ligaments in his knee.有两名选手膝关节受伤,我们只好不让他们参加比赛.We had to scratch two players from the team because of damaged knee joints.膝关节和踝关节必须加以固定——这通常意味着要打上6个星期的石膏。The knee and ankle joints must be immobi...
Acceleration and velocity are both vectors.加速度和速度都是矢量。Mosquitoes are feared as vectors of malaria.恐怕蚊子是疟疾的传播体。Inertia scalars are defined in terms of quantities called inertia vectors.我们将用惯性矢量来定义惯性标量....
制造低温丁苯胶的两个典型配方示于表1.3.Two typical recipes for the preparation of cold SBR are shown in Table 1.3.结果表明,燕化公司研究院研制生产的YH -05 羧基丁苯胶乳各项性能指标与Dow-675、SD -656 相当.The results showed that behavior of YH - 05 similar to Dow - 675 and...
New ways to treat arthritis may provide an alternative to painkillers.关节炎的新疗法可能是止痛药之外的另一种选择。Acetaminophen is the active ingredient in painkillers such as Tylenol.在止痛药如泰诺林对乙酰氨基酚是其活性成分.The doctor gave him some painkillers ...